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Why is iostream::eof inside a loop condition (i.e. `while (!stream.eof())`) considered wrong?
... sure that the read was successful.
// if it wasn't, the returned stream from operator>> would be converted to false
// and the loop wouldn't even be entered
// do stuff with correctly initialized data (hopefully)
}
And on your second question: Because
if(scanf("...",...)!=EOF)
is t...
How are msys, msys2, and msysgit related to each other?
... software - the stated goal of MSYS - we ported the Pacman package manager from Arch Linux. Pacman is more than just about managing binary packages (though it does that very well). It has a software building infrastructure called makepkg that allows the creation of recipes (PKGBUILD and patch files)...
scp (secure copy) to ec2 instance without password
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from who understand how to connect to ec2 through ssh, just change the ssh command to scp and add the name file after the pem file.
– Claudio Santos
Sep 28 '13 at 12:08
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What is the difference between & vs @ and = in angularJS
...ssions (myattr="my_{{helloText}}"). Think of it as "one-way" communication from the parent scope into the child directive. John Lindquist has a series of short screencasts explaining each of these. Screencast on @ is here: https://egghead.io/lessons/angularjs-isolate-scope-attribute-binding
&...
How can I manually generate a .pyc file from a .py file
...
You can compile individual files(s) from the command line with:
python -m compileall <file_1>.py <file_n>.py
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Alternatives to dispatch_get_current_queue() for completion blocks in iOS 6?
...ust stylistic points, they're entirely necessary if your API is to be safe from deadlocks or other edge-case behavior that WILL otherwise hang you from the nearest tree someday. :-)
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What is std::move(), and when should it be used?
...is a cast that produces an rvalue-reference to an object, to enable moving from it.
It's a new C++ way to avoid copies. For example, using a move constructor, a std::vector could just copy its internal pointer to data to the new object, leaving the moved object in an moved from state, therefore no...
Git: what is a dangling commit/blob and where do they come from?
...garbage collection you take away some pretty powerful revert functionality from git. Use with caution and as the exception, not the rule. --- Just let git do its thing.
– Elijah Lynn
Mar 6 '14 at 13:47
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Does JavaScript have a method like “range()” to generate a range within the supplied bounds?
...[...Array(5).keys()];
=> [0, 1, 2, 3, 4]
Character iteration
String.fromCharCode(...[...Array('D'.charCodeAt(0) - 'A'.charCodeAt(0) + 1).keys()].map(i => i + 'A'.charCodeAt(0)));
=> "ABCD"
Iteration
for (const x of Array(5).keys()) {
console.log(x, String.fromCharCode('A'.charCode...
What is difference between Errors and Exceptions? [duplicate]
...on classes are checked exceptions.
Checked exceptions are generally those from which a program can recover & it might be a good idea to recover from such exceptions programmatically. Examples include FileNotFoundException, ParseException, etc. A programmer is expected to check for these excepti...